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Concept explainers
(a)
To find: The velocity at which you hit the water if you step off from 10 m diving platform.
(a)
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Answer to Problem 44E
Explanation of Solution
Calculation:
Consider the velocity of the body under the free fall is,
Since, the position function is the ant derivative of the velocity so the
Then, the distance is,
Then, for the height of the
Then, the velocity is,
(b)
To find: The velocity at which you hit the water if you dive off the platform with the upward velocity of 2 m per sec.
(b)
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Answer to Problem 44E
The velocity of the person is
Explanation of Solution
Calculation:
Consider the initial velocity is -2 m/s and consider the downward as the positive.
Consider the positive function changes and the value of
Then, the equation of the distance is,
Then, the velocity is,
Chapter 5 Solutions
Calculus: Graphical, Numerical, Algebraic
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